    //利用cordova.exec调用DatePickerPlugin插件
    //DatePickerPlugin为config.xml配置的插件名称 //date为调用执行的“指令”
    //str为传入值  
window.UserPlugin = function (str, callback) {
	cordova.exec(callback, pluginFailed, "UserPlugin", "getUserInfo", []);
};  
    //失败处理方法  
var pluginFailed = function (message) {
	alert("failed>>" + message);
};
var a = "";

